"The rippling motion of muscles in the intestine or other tubular organs characterized by the alternate contraction and relaxation of the muscles that propel the contents onward.NCI-GLOSS" . _:b702460 . _:b702460 . _:b702461 . _:b702461 . . _:b702461 . _:b702460 . "peristalsisSYNCI-GLOSSCDR0000046234" . "Peristalsis"^^ . "PeristalsisPTNCI" . . "Peristalsis"^^ . "C0031133"^^ . "Peristalsis"^^ . _:b702460 . "C16968"^^ . . "Organ or Tissue Function"^^ . "A series of coordinated, rhythmic muscle contractions that occur throughout the length of the gastrointestinal tract and in the ureters. The body utilizes alternating muscles that contract and relax to move fluids and solids from one cavity to another.NCI" . _:b702461 .